Invention Grant
US08736591B2 Display device using pixel memory circuit to reduce flicker with reduced power consumption 有权
使用像素存储电路的显示装置可降低功耗降低闪烁

Display device using pixel memory circuit to reduce flicker with reduced power consumption
Abstract:
A display device where a memory circuit is installed into each pixel without generating flicker, including a plurality of pixels arranged in a matrix, wherein each pixel has a light-transmissive element controlling the amount of transmissive light in response to a voltage difference between a first electrode and a second electrode, a memory circuit storing the voltage level of the first electrode, and a controller. In the case where the first electrode has a positive voltage level with respect to the second electrode at a refreshing timing, the controller makes the memory circuit store the voltage level of the first electrode, applies a first predetermined voltage to the second electrode to increase the voltage level of the first electrode by the first predetermined voltage, and discharges the first electrode so that the first electrode has a negative voltage level with respect to the second electrode.
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